289695280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1433}}^1$

素因数の和:1491

約数の個数: 120

約数和(自身を含む): 812974752

約数和(自身を除く): 523279472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 361, 380, 532, 560, 665, 722, 760, 1064, 1330, 1433, 1444, 1520, 1805, 2128, 2527, 2660, 2866, 2888, 3610, 5054, 5320, 5732, 5776, 7165, 7220, 10031, 10108, 10640, 11464, 12635, 14330, 14440, 20062, 20216, 22928, 25270, 27227, 28660, 28880, 40124, 40432, 50155, 50540, 54454, 57320, 80248, 100310, 101080, 108908, 114640, 136135, 160496, 190589, 200620, 202160, 217816, 272270, 381178, 401240, 435632, 517313, 544540, 762356, 802480, 952945, 1034626, 1089080, 1524712, 1905890, 2069252, 2178160, 2586565, 3049424, 3621191, 3811780, 4138504, 5173130, 7242382, 7623560, 8277008, 10346260, 14484764, 15247120, 18105955, 20692520, 28969528, 36211910, 41385040, 57939056, 72423820, 144847640, 289695280]

約数ペア:

[(1, 289695280), (2, 144847640), (4, 72423820), (5, 57939056), (7, 41385040), (8, 36211910), (10, 28969528), (14, 20692520), (16, 18105955), (19, 15247120), (20, 14484764), (28, 10346260), (35, 8277008), (38, 7623560), (40, 7242382), (56, 5173130), (70, 4138504), (76, 3811780), (80, 3621191), (95, 3049424), (112, 2586565), (133, 2178160), (140, 2069252), (152, 1905890), (190, 1524712), (266, 1089080), (280, 1034626), (304, 952945), (361, 802480), (380, 762356), (532, 544540), (560, 517313), (665, 435632), (722, 401240), (760, 381178), (1064, 272270), (1330, 217816), (1433, 202160), (1444, 200620), (1520, 190589), (1805, 160496), (2128, 136135), (2527, 114640), (2660, 108908), (2866, 101080), (2888, 100310), (3610, 80248), (5054, 57320), (5320, 54454), (5732, 50540), (5776, 50155), (7165, 40432), (7220, 40124), (10031, 28880), (10108, 28660), (10640, 27227), (11464, 25270), (12635, 22928), (14330, 20216), (14440, 20062)]